Revealing mistake: After Johnny leaves, they show Baby standing on the porch of her family's cabin. If you look in the background you see two people waiting for their cue before they start walking. (01:24:30)
Revealing mistake: Knee pads are visible on Johnny during the dance at the end.
Revealing mistake: In the scene when Johnny realises his keys are locked in his car and goes to kick the pole out of the ground there is a light on top of the pole. Where are the wires for the light?